wip: [stix export] Adding stix various formats in the list of valid formats for attributes restSearch
wip: [stix export] Adding stix various formats in the list of valid formats for attributes restSearch

SteveClement/MISP,MISP/MISP,MISP/MISP,MISP/MISP,SteveClement/MISP,SteveClement/MISP,SteveClement/MISP,MISP/MISP,MISP/MISP,SteveClement/MISP